---
title: "2917 – Polycarboxylic acids, their anhydrides…: Canada tariff & duty rates"
description: "Every Canadian tariff classification under HS 2917: Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated…"
canonical: "https://www.adhocs.ca/hs-codes/2917"
---

# 2917 Polycarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives.

Up: [HS codes](https://www.adhocs.ca/hs-codes) › [Chapter 29](https://www.adhocs.ca/hs-codes/29)

13 subheadings. Each subheading links to its page, which lists its 10-digit codes, or to its only 10-digit code.

## Acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives

- [2917.11.00.00](https://www.adhocs.ca/hs-codes/2917.11.00.00) Oxalic acid, its salts and esters
- [2917.12.00.00](https://www.adhocs.ca/hs-codes/2917.12.00.00) Adipic acid, its salts and esters
- [2917.13.00.00](https://www.adhocs.ca/hs-codes/2917.13.00.00) Azelaic acid, sebacic acid, their salts and esters
- [2917.14.00.00](https://www.adhocs.ca/hs-codes/2917.14.00.00) Maleic anhydride
- [2917.19.00.00](https://www.adhocs.ca/hs-codes/2917.19.00.00) Other

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- [2917.20.00.00](https://www.adhocs.ca/hs-codes/2917.20.00.00) Cyclanic, cyclenic or cycloterpenic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives

## Aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives

- [2917.32.00.00](https://www.adhocs.ca/hs-codes/2917.32.00.00) Dioctyl orthophthalates
- [2917.33](https://www.adhocs.ca/hs-codes/2917.33) Dinonyl or didecyl orthophthalates
- [2917.34.00.00](https://www.adhocs.ca/hs-codes/2917.34.00.00) Other esters of orthophthalic acid
- [2917.35.00.00](https://www.adhocs.ca/hs-codes/2917.35.00.00) Phthalic anhydride
- [2917.36.00.00](https://www.adhocs.ca/hs-codes/2917.36.00.00) Terephthalic acid and its salts
- [2917.37.00.00](https://www.adhocs.ca/hs-codes/2917.37.00.00) Dimethyl terephthalate
- [2917.39](https://www.adhocs.ca/hs-codes/2917.39) Other

## Other headings in this chapter

- Previous: [2916](https://www.adhocs.ca/hs-codes/2916) Unsaturated acyclic monocarboxylic acids, cyclic monocarboxylic acids, their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives.
- Next: [2918](https://www.adhocs.ca/hs-codes/2918) Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives.

[Source: CBSA Customs Tariff](https://www.cbsa-asfc.gc.ca/trade-commerce/tariff-tarif/menu-eng.html).